Les adresses IP débutant par 121.9.125 sont fournies par ChinaNet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.8.0.0/13, le bloc IP comprant les adresses de 121.8.0.0 à 121.15.255.255). Le numéro de système autonome (ASN) est 4134.
| ASN | 4134 |
| IP commençant par | 121.8.0.0 |
| IP se terminant par | 121.15.255.255 |
| Nom ASN | ChinaNet |
| CDIR | 121.8.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 21/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Foshan | 23,0268 | 113,1315 | 2017-07-20 |
| MaxMind | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2017-07-20 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.9.125.0 | 2030664960 | 0 |
| 121.9.125.1 | 2030664961 | 0 |
| 121.9.125.2 | 2030664962 | 0 |
| 121.9.125.3 | 2030664963 | 0 |
| 121.9.125.4 | 2030664964 | 0 |
| 121.9.125.5 | 2030664965 | 0 |
| 121.9.125.6 | 2030664966 | 0 |
| 121.9.125.7 | 2030664967 | 0 |
| 121.9.125.8 | 2030664968 | 0 |
| 121.9.125.9 | 2030664969 | 0 |
| 121.9.125.10 | 2030664970 | 0 |
| 121.9.125.11 | 2030664971 | 0 |
| 121.9.125.12 | 2030664972 | 0 |
| 121.9.125.13 | 2030664973 | 0 |
| 121.9.125.14 | 2030664974 | 0 |
| 121.9.125.15 | 2030664975 | 0 |
| 121.9.125.16 | 2030664976 | 0 |
| 121.9.125.17 | 2030664977 | 0 |
| 121.9.125.18 | 2030664978 | 0 |
| 121.9.125.19 | 2030664979 | 0 |
| 121.9.125.20 | 2030664980 | 0 |
| 121.9.125.21 | 2030664981 | 0 |
| 121.9.125.22 | 2030664982 | 0 |
| 121.9.125.23 | 2030664983 | 0 |
| 121.9.125.24 | 2030664984 | 0 |
| 121.9.125.25 | 2030664985 | 0 |
| 121.9.125.26 | 2030664986 | 0 |
| 121.9.125.27 | 2030664987 | 0 |
| 121.9.125.28 | 2030664988 | 0 |
| 121.9.125.29 | 2030664989 | 0 |
| 121.9.125.30 | 2030664990 | 0 |
| 121.9.125.31 | 2030664991 | 0 |
| 121.9.125.32 | 2030664992 | 0 |
| 121.9.125.33 | 2030664993 | 0 |
| 121.9.125.34 | 2030664994 | 0 |
| 121.9.125.35 | 2030664995 | 0 |
| 121.9.125.36 | 2030664996 | 0 |
| 121.9.125.37 | 2030664997 | 0 |
| 121.9.125.38 | 2030664998 | 0 |
| 121.9.125.39 | 2030664999 | 0 |
| 121.9.125.40 | 2030665000 | 0 |
| 121.9.125.41 | 2030665001 | 0 |
| 121.9.125.42 | 2030665002 | 0 |
| 121.9.125.43 | 2030665003 | 0 |
| 121.9.125.44 | 2030665004 | 0 |
| 121.9.125.45 | 2030665005 | 0 |
| 121.9.125.46 | 2030665006 | 0 |
| 121.9.125.47 | 2030665007 | 0 |
| 121.9.125.48 | 2030665008 | 0 |
| 121.9.125.49 | 2030665009 | 0 |
| 121.9.125.50 | 2030665010 | 0 |
| 121.9.125.51 | 2030665011 | 0 |
| 121.9.125.52 | 2030665012 | 0 |
| 121.9.125.53 | 2030665013 | 0 |
| 121.9.125.54 | 2030665014 | 0 |
| 121.9.125.55 | 2030665015 | 0 |
| 121.9.125.56 | 2030665016 | 0 |
| 121.9.125.57 | 2030665017 | 0 |
| 121.9.125.58 | 2030665018 | 0 |
| 121.9.125.59 | 2030665019 | 0 |
| 121.9.125.60 | 2030665020 | 0 |
| 121.9.125.61 | 2030665021 | 0 |
| 121.9.125.62 | 2030665022 | 0 |
| 121.9.125.63 | 2030665023 | 0 |
| 121.9.125.64 | 2030665024 | 0 |
| 121.9.125.65 | 2030665025 | 0 |
| 121.9.125.66 | 2030665026 | 0 |
| 121.9.125.67 | 2030665027 | 0 |
| 121.9.125.68 | 2030665028 | 0 |
| 121.9.125.69 | 2030665029 | 0 |
| 121.9.125.70 | 2030665030 | 0 |
| 121.9.125.71 | 2030665031 | 0 |
| 121.9.125.72 | 2030665032 | 0 |
| 121.9.125.73 | 2030665033 | 0 |
| 121.9.125.74 | 2030665034 | 0 |
| 121.9.125.75 | 2030665035 | 0 |
| 121.9.125.76 | 2030665036 | 0 |
| 121.9.125.77 | 2030665037 | 0 |
| 121.9.125.78 | 2030665038 | 0 |
| 121.9.125.79 | 2030665039 | 0 |
| 121.9.125.80 | 2030665040 | 0 |
| 121.9.125.81 | 2030665041 | 0 |
| 121.9.125.82 | 2030665042 | 0 |
| 121.9.125.83 | 2030665043 | 0 |
| 121.9.125.84 | 2030665044 | 0 |
| 121.9.125.85 | 2030665045 | 0 |